Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by Hari Besels
also searched as: иксксион ф1
11 August 2026
The hybrid heads have a regular round shape, and a dense and uniform structure. The average head weight is 1.5–2.0 kg.
The hybrid is characterized by high tolerance to cracking and the ability to remain in the field for up to 1.5 months. Possesses good transportability.
The recommended planting density is from 40 000 to 65 000 plants per 1 hectare.
1 jurisdiction
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 03028014
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
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Nearby in the species list Irina, Irma, Irodori, Isis, Istrița Mogoș, Istrita, It-13, ITALA, Ixon, Ixxion, Izalco, Izidor, Jadwiga, Jaguar, Jason, Jasper, Jåtunsalgets sommerkål, JERSEY WAKEFIELD, Jersey Wakefield del, JERSEY WAKEFIELD 'PEWA'